订单备注为空<input type="checkbox" name=<{$PREFIX|mkname:"mark":$KEY}> value='true' <{if $mark == 'true'}> checked=true<{/if}> > 
订单附言为空<input type="checkbox" name=<{$PREFIX|mkname:"custom_mark":$KEY}> value='true' <{if $custom_mark == 'true'}> checked=true<{/if}> > 